An error in the project can be the result of a JavaScript error or an HTML error
If a project is giving an error, isolate the variable group causing the error by adding one variable group at a time until the problem appears
Within a variable group, add one or several variables at a time until the problem appears
A test project can be used for trouble shooting; if a project license key is required, email support@studytrax.com to request a test project license key